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Updated: 2023 Oct 09

How to merge partitions using terminal commands on Mac

  1. Open the "Terminal" application.
  2. Enter the following command to list your hard drive and its partitions:

    diskutil list
  3. Erase a storage device.

    sudo diskutil eraseVolume "Free Space" %noformat% /dev/disk2s1
    sudo diskutil eraseVolume "Free Space" %noformat% /dev/disk2s2
  4. Format an external disk that you can use with both a Microsoft Windows-based computer and a Mac. 79437221b5bb0e159a3dc886f141d59b.png
  5. reference:

    [1]. Erase and reformat a storage device in Disk Utility on Mac

    [2]. Format a disk for Windows computers in Disk Utility on Mac

    [3]. File system formats available in Disk Utility on Mac

    [4]. Partition schemes available in Disk Utility on Mac

    [5]. 如何在Mac上合并两个分区


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